import axios from 'axios'
import {Message} from 'element-ui'
import router from '../router'

// create an axios instance
const service = axios.create({
    baseURL: "http://initializr.gnerv.com/", // url = base url + request url
    withCredentials: true, // send cookies when cross-domain requests
    timeout: 5000 // request timeout
})

// request interceptor
service.interceptors.request.use(
    config => {
        // do something before request is sent
        return config
    },
    error => {
        // do something with request error
        console.log(error.status()) // for debug
        return Promise.reject(error)
    }
)
// response interceptor
service.interceptors.response.use(
    /**
     * If you want to get http information such as headers or status
     * Please return  response => response
     */

    /**
     * Determine the request status by custom code
     * Here is just an example
     * You can also judge the status by HTTP Status Code
     */
    response => {
        console.log(response.status)
        const res = response.data
        // if the custom code is not 20000, it is judged as an error.
        if (res.code === 401) {
            // to re-login
            router.push({ path: '/login' })
        }
        return res
    },
    error => {
        if (error.status === 404) {
            Message({
                message: 'Connection failed',
                type: 'error',
                duration: 5 * 1000
            })
        }
        return Promise.reject(error)
    }
)

export default service
